By which of the following systems electric power may be transmitted ?
Correct answer: C. Both A. and (b)
- A. Overhead system
- B. Underground system
- C. Both A. and (b)
- D. None of the above
Explanation
Electrical power can be transmitted by overhead lines or by underground cables. Overhead transmission is usually cheaper for long distances, whereas underground systems are preferred where appearance, safety or space is important.
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